It's a "slippery slope" kind of situation.
Not a slope of wet or lichen-covered rocks that are slippery and that could cause someone who only wants to be close to the water in the hot spring to fall all the way into
the water in the hot spring.
Not a literal slippery slope like that, but a virtual
Sure, the park rangers could just look the other way as the "poulet" trio cooked their chickens in the hot spring. "Coq au vent," as williegoat
so acutely observed.
But what's going to happen with the next group of visitors that come comes along? What if they want to prepare their chicken Sous Vide?
What if they want Chicken Under Granite, Tuscan-style?
Or Chicken Kiev?
What about Nashville Hot
or Volcano Chicken?
If the park rangers don't put a stop to this--well, thank goodness they have--but otherwise, it's just going to escalate. People who come to the park to see the hot springs ecosystem in its natural state will be SOL. They might as well go to some big upscale restaurant in Denver or Salt Lake City with a glass-fronted kitchen for gawkers, because that's all they're going to see. Cooks and cooking. President Grant would be rolling over in his grave.
[This message has been edited by rinselberg (edited 11-17-2020).]